FEATURE: search for all posts by a group

lib/search.rb

@@ -233,6 +233,15 @@ class Search
     end
   end
 
+  advanced_filter(/group:(.+)/) do |posts,match|
+    group_id = Group.where('name ilike ? OR (id = ? AND id > 0)', match, match.to_i).pluck(:id).first
+    if group_id
+      posts.where("posts.user_id IN (select gu.user_id from group_users gu where gu.group_id = ?)", group_id)
+    else
+      posts.where("1 = 0")
+    end
+  end
+
   advanced_filter(/user:(.+)/) do |posts,match|
     user_id = User.where('username_lower = ? OR id = ?', match.downcase, match.to_i).pluck(:id).first
     if user_id

spec/components/search_spec.rb

@@ -391,6 +391,17 @@ describe Search do
       expect(Search.execute("user:#{_post.user.username}").posts.length).to eq(1)
     end
 
+    it 'supports group' do
+      topic = Fabricate(:topic, created_at: 3.months.ago)
+      post = Fabricate(:post, raw: 'hi this is a test 123 123', topic: topic)
+
+      group = Group.create!(name: "Like_a_Boss")
+      GroupUser.create!(user_id: post.user_id, group_id: group.id)
+
+      expect(Search.execute('group:like_a_boss').posts.length).to eq(1)
+      expect(Search.execute('group:"like a brick"').posts.length).to eq(0)
+    end
+
     it 'supports with_badge' do
 
       topic = Fabricate(:topic, created_at: 3.months.ago)